首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Man is a land animal, but he is also closely tied to the sea. Throughout history the sea has served the needs of man. The sea ha
Man is a land animal, but he is also closely tied to the sea. Throughout history the sea has served the needs of man. The sea ha
admin
2013-01-03
34
问题
Man is a land animal, but he is also closely tied to the sea. Throughout history the sea has served the needs of man. The sea has provided man with food and a convenient way to travel to many parts of the world. Today, experts believe that nearly two thirds of the world’s population live within eighty kilometers of the sea coast.
In the modern technological world the sea offers many resources to help mankind survive. Resources on land are beginning to grow less.
The sea, however, still offers hope to satisfy many needs for man in the future.
The riches of the sea yet to be developed by man’s technology are impressive. Oil and gas explorations have existed for nearly thirty years. Valuable amounts of minerals such as, iron, copper and so on exist on the ocean floor.
Besides oil and gas, the sea may offer new sources of energy. For example, warm tem-perature of the ocean can be used as the steam in a steamship. Sea may also offer a source of energy as electricity for mankind.
Technology is enabling man to explore even deeper under the sea. It is obvious that the technology to harvest the sea continues to improve.
By the year 2050, experts believe that the problems to explore the food, minerals and energy resources of the sea will have been largely solved.
According to theauthor, technology is important because______.
选项
A、resources on land are running short in ten years
B、man can use it to explore the deeper sea
C、it is a lot of fun diving into the sea
D、ancient people used it to explore the sea
答案
B
解析
转载请注明原文地址:https://kaotiyun.com/show/oxDO777K
0
成人本科学位英语
相关试题推荐
Americansusuallyconsiderthemselvesafriendlypeople.Theirfriendships,however,tendtobeshorterandmorecasualthanfri
HistorianstendtotellthesamejokewhentheyaredescribinghistoryeducationinAmerica.It’stheone【C1】______theteachers
PeopleinthemassadvertisingbusinessandotherswhostudyAmericansocietyhavebeenveryinterestedinthequestion:Whatdo
Man:Afterhighschool,I’dliketogotocollegeandmajorinbusinessadministration.Ireallylikepowerandenjoytellingpe
AnAustraliancompanyispreparedtogiveawaycolorTVsets,furcoats,diamondringsandachancetowin12000Australiandol
TheelectromagnetwasinventedinEnglandbyWilliamSturgeon,whotookanironrodandbentitintotheshapeofahorseshoe.T
Iam______ofthesameoldbreakfasteverymorning.
Theweatherisnotascold(asyouthink).So(Idon’tthink)theiceisthick(enough)to(walkonit).
Iftheyundertakethisprojecttheywillinevitably______manydifficultiesthattheyhaveneverexpected.
Besidesgenes,ourskincolorhasmuchtodowith______.DuringtheIndustrialRevolutionpeoplebegantoliketohaveatanb
随机试题
下列选项中,不属于持续整理形态的是()。
A.关节发凉、麻木和酸痛B.关节发热、麻木和酸痛C.关节弹响D.关节肿大E.关节僵硬、畸形类风湿关节炎晚期出现
高分子可吸收接骨板完全吸收的时间为
我国采用的围生期是
(2007年)某理想气体在进行卡诺循环时,低温热源的温度为T,高温热源的温度为nT。则该理想气体在一个循环中从高温热源吸收的热量向低温热源放出的热量之比为()。
将“销售人员”工资表生成记账凭证。选择公式:销售人员.实发合计设置科目:贷方科目:2211—011工资;借方科目:6601—01工资
我国古代宫殿外的陈设品中,表示皇帝公正和至高无上的是()。
2012年上半年世界62个主要产钢国和地区粗钢产量76686万吨,同比增长0.88%,按日均计算仅增长0.32%,扣除我国粗钢产量外日均产量同比下降0.5%。下列选项中,2011年6月粗钢产量高于2011年上半年平均水平的是:
阅读下列材料材料1:大战宣告结束,内战不容再有,如何以建国之功收抗战之果,甚有赖于先生之惠然一行,共定大——1945年8月20日蒋介石再次邀请毛泽东到重庆谈判
A、Sydney.B、Sudan.C、America.D、Britain.D
最新回复
(
0
)